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We give a full classification of Lie algebras of specific type in complexified Clifford algebras. These sixteen Lie algebras are direct sums of subspaces of quaternion types. We obtain isomorphisms between these Lie algebras and classical…

Mathematical Physics · Physics 2024-12-24 D. S. Shirokov

We describe proper correspondences from graph C*-algebras to arbitrary C*-algebras by K-theoretic data. If the target C*-algebra is a graph C*-algebra as well, we may lift an isomorphism on a certain invariant to correspondences back and…

Operator Algebras · Mathematics 2025-06-25 Rasmus Bentmann , Ralf Meyer

The aim of this paper is to consider the relation between Lie-isoclinism and isomorphism of two pairs of Leibniz algebras. We show that, unlike the absolute case for finite dimensional Lie algebras, these concepts are not identical, even if…

Rings and Algebras · Mathematics 2018-07-26 Zahra Riyahi , José Manuel Casas Mirás

The main aim of this paper is to classify the distinct multiplicative Lie algebra structures (up to isomorphism) on a given group. We also see that for a given group $G$, every homomorphism from the non-abelian exterior square $G \wedge G$…

Group Theory · Mathematics 2019-12-13 Mani Shankar Pandey , Sumit Kumar Upadhyay

We construct the Lie algebra of an n-Lie algebra and we also define the notion of cohomology of an n-Lie algebra.

Differential Geometry · Mathematics 2013-10-11 Basile Guy Richard Bossoto , Eugène Okassa , Mathias Omporo

We introduce the notion of Lie algebras with plus-minus pairs as well as regular plus-minus pairs. These notions deal with certain factorizations in universal enveloping algebras. We show that many important Lie algebras have such pairs and…

Quantum Algebra · Mathematics 2019-08-17 S. Berman , J. Morita , Y. Yoshii

It is explicitly shown how the Lie algebras can be associated with the analytic Moufang loops. The resulting Lie algebra commutation relations are well known from the theory of alternative algebras and can be seen as a preliminary step to…

Mathematical Physics · Physics 2009-11-10 Eugen Paal

In present work, we find a class of Lie algebras, which are defined from the symmetrizable generalized intersection matrices. However, such algebras are different from generalized intersection matrix algebras and intersection matrix…

Quantum Algebra · Mathematics 2014-10-07 Li-meng Xia , Naihong Hu

We construct all finite irreducible modules over Lie conformal superalgebras of type W and S.

Mathematical Physics · Physics 2010-05-12 Carina Boyallian , Victor G. Kac , Jose I. Liberati , Alexei Rudakov

We give some properties of cosymplectic Lie algebras, we show, in particular, that they support a left symmetric product. We also give some constructions of cosymplectic Lie algebras, as well as a classification in three and…

Symplectic Geometry · Mathematics 2022-06-10 S. El bourkadi , M. W. Mansouri

The Grassmann-odd Nambu-like brackets corresponding to an arbitrary Lie superalgebra and realized on the supermanifolds are proposed.

High Energy Physics - Theory · Physics 2009-01-16 Dmitrij V. Soroka , Vyacheslav A. Soroka

Based on invariant algebras, we introduce representations$^{6-th}$ of Lie algebras and representations$^{< 4-th>}$ of Leibniz algebras, give the extended P-B-W Theorems in the context of the new representations of Lie algebras and Leibniz…

Rings and Algebras · Mathematics 2010-12-14 Keqin Liu

We study and classify kinematical algebras which appear in the framework of Lie superalgebras or Lie algebras of order three. All these algebras are related through generalised Inon\"u-Wigner contractions from either the orthosymplectic…

High Energy Physics - Theory · Physics 2008-11-26 R. Campoamor-Stursberg , M. Rausch de Traubenberg

We study $\mathbb{Z}_2$-graded identities of simple Lie superalgebras over a field of characteristic zero. We prove the existence of the graded PI-exponent for such algebras.

Rings and Algebras · Mathematics 2019-09-25 Dušan D. Repovš , Mikhail V. Zaicev

We prove that algebraic isomorphisms between limit algebras are automatically continuous, and consider consequences of this result. In particular, we give partial solutions to a conjecture of Power [Limit Algebras, Longman, 1992, Notes to…

Operator Algebras · Mathematics 2007-05-23 Allan P. Donsig , Tim D. Hudson , Elias G. Katsoulis

We give infinite dimensional and finite dimensional examples of $F-$fold Lie superalgebras. The finite dimensional examples are obtained by an inductive procedure from Lie algebras and Lie superalgebras.

High Energy Physics - Theory · Physics 2008-11-26 M. Rausch de Traubenberg , M. J. Slupinski

We produce explicit generators of the classical W-algebras associated with the principal nilpotents in the simple Lie algebras of all classical types and in the exceptional Lie algebra of type $G_2$. The generators are given by determinant…

Representation Theory · Mathematics 2015-03-20 A. I. Molev , E. Ragoucy

We describe infinite-dimensional Leibniz algebras whose associated Lie algebra is the Witt algebra and we prove the triviality of low-dimensional Leibniz cohomology groups of the Witt algebra with the coefficients in itself.

Rings and Algebras · Mathematics 2018-04-12 L. M. Camacho , B. A. Omirov , T. K. Kurbanbaev

After recalling the notion of Lie algebroid, we construct these structures associated with contact forms or systems. We are then interested in particular classes of Lie Rinehart algebras.

Rings and Algebras · Mathematics 2020-10-05 Elisabeth Remm

Lie algebras are an important class of algebras which arise throughout mathematics and physics. We report on the formalisation of Lie algebras in Lean's Mathlib library. Although basic knowledge of Lie theory will benefit the reader, none…

Logic in Computer Science · Computer Science 2021-12-10 Oliver Nash